Perioperative Multimodal Analgesia Protocol for Supratentorial Craniotomy

Trial statusNot yet recruiting
Trial phaseNot applicable
Trial typeInterventional
Biological sexAll
Age18-65
SponsorBeijing Tiantan Hospital

About this trial

Supratentorial craniotomy is one of the most common neurosurgical procedures, with severe perioperative pain. Inadequate perioperative pain relief has been associated with increased blood pressure and intracranial pressure, favoring bleeding and cerebral cerebral hypoperfusion. The ideal analgesia for neurosurgery requires complete pain relief, eliminates the side effects of opioid drugs and no influence for neurological function. Previous studies have proposed a multimodal analgesic strategy, combining analgesics and local anaesthesia, it is expected to achieve the above benefits.

Eligibility criteria

This trial does not accept healthy volunteers

Qualifiers

Aged from 18 to 65 years

American Society of Anesthesiologists physical status I to III

Scheduled to undergo elective supratentorial tumor resection

Disqualifiers

Incision-area skin infection

A history of previous craniotomy

Allergy to study medications

A history of preoperative change in consciousness or cognitive function

Trial design

Design model

Factorial

Treatments tested in this trial

  • Dexmedetomidine

    Drug

    The 200ug dexmedetomidine will be diluted into a 50ml syringe and administered with 0.4ug/kg/h intraoperatively and 0.05 μg/kg/h for 48 hours after surgery.

  • Normal saline

    Drug

    In the placebo group, the 0.9% saline is administered with the same volume at the same speed as the dexmedetomidine group

  • Local analgesic techniques

    Other intervention

    As for scalp nerve block, each nerve will be blocked separately with 1-2 mL of 0.67 % liposomal bupivacaine

  • no Local analgesic techniques

    Other intervention

    No Local analgesic techniques will be given.

Treatment groups

2,000 Participants
are divided into 4 treatment groups
Group A: Local analgesic techniques + dexmedetomidine groupExperimental treatment 2 interventions
Group B: Local analgesic techniques and placebo dexmedetomidine groupExperimental treatment 2 interventions
Group C: Placebo local analgesic techniques and dexmedetomidine groupExperimental treatment 2 interventions
Group D: Placebo local analgesic techniques and placebo dexmedetomidine groupPlacebo comparator 2 interventions

Trial outcomes

Primary outcomes

1

Cumulative amount of sufentanil used by patient-controlled analgesia (PCIA) in patients within 48 hours postoperatively.

Cumulative amount of sufentanil used by patient-controlled analgesia (PCIA) in patients within 48 hours postoperatively.

Time frame
48 hours postoperatively

Secondary outcomes

Other outcomes

Locations

This trial has no locations.

Sponsors and contacts

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